src/dolphinpart.cpp

   1 /* This file is part of the KDE project
   2    Copyright (c) 2007 David Faure <faure@kde.org>
   3
   4    This library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Library General Public
   6    License as published by the Free Software Foundation; either
   7    version 2 of the License, or (at your option) any later version.
   8
   9    This library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Library General Public License for more details.
  13
  14    You should have received a copy of the GNU Library General Public License
  15    along with this library; see the file COPYING.LIB.  If not, write to
  16    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17    Boston, MA 02110-1301, USA.
  18 */
  19
  20 #include "dolphinpart.h"
  21 #include <kpropertiesdialog.h>
  22 #include <kglobalsettings.h>
  23 #include "dolphinsortfilterproxymodel.h"
  24 #include "dolphinview.h"
  25 #include "dolphinmodel.h"
  26
  27 #include <konq_operations.h>
  28
  29 #include <kactioncollection.h>
  30 #include <kdirlister.h>
  31 #include <kiconloader.h>
  32 #include <kmessagebox.h>
  33 #include <kparts/genericfactory.h>
  34 #include <ktoggleaction.h>
  35 #include <kconfiggroup.h>
  36
  37 #include <QActionGroup>
  38 #include <QApplication>
  39 #include <QClipboard>
  40
  41 typedef KParts::GenericFactory<DolphinPart> DolphinPartFactory;
  42 K_EXPORT_COMPONENT_FACTORY(dolphinpart, DolphinPartFactory)
  43
  44 DolphinPart::DolphinPart(QWidget* parentWidget, QObject* parent, const QStringList& args)
  45     : KParts::ReadOnlyPart(parent)
  46 {
  47     Q_UNUSED(args)
  48     setComponentData( DolphinPartFactory::componentData() );
  49     m_extension = new DolphinPartBrowserExtension(this);
  50
  51     // make sure that other apps using this part find Dolphin's view-file-columns icons
  52     KIconLoader::global()->addAppDir("dolphin");
  53
  54     m_dirLister = new KDirLister;
  55     m_dirLister->setAutoUpdate(true);
  56     m_dirLister->setMainWindow(parentWidget->topLevelWidget());
  57     m_dirLister->setDelayedMimeTypes(true);
  58
  59     //connect(m_dirLister, SIGNAL(started(KUrl)), this, SLOT(slotStarted()));
  60     connect(m_dirLister, SIGNAL(completed(KUrl)), this, SLOT(slotCompleted(KUrl)));
  61     connect(m_dirLister, SIGNAL(canceled(KUrl)), this, SLOT(slotCanceled(KUrl)));
  62
  63     m_dolphinModel = new DolphinModel(this);
  64     m_dolphinModel->setDirLister(m_dirLister);
  65
  66     m_proxyModel = new DolphinSortFilterProxyModel(this);
  67     m_proxyModel->setSourceModel(m_dolphinModel);
  68
  69     m_view = new DolphinView(parentWidget,
  70                              KUrl(),
  71                              m_dirLister,
  72                              m_dolphinModel,
  73                              m_proxyModel);
  74     setWidget(m_view);
  75
  76     setXMLFile("dolphinpart.rc");
  77
  78     connect(m_view, SIGNAL(infoMessage(QString)),
  79             this, SLOT(slotInfoMessage(QString)));
  80     connect(m_view, SIGNAL(errorMessage(QString)),
  81             this, SLOT(slotErrorMessage(QString)));
  82     connect(m_view, SIGNAL(itemTriggered(KFileItem)),
  83             this, SLOT(slotItemTriggered(KFileItem)));
  84     connect(m_view, SIGNAL(requestContextMenu(KFileItem,KUrl)),
  85             this, SLOT(slotOpenContextMenu(KFileItem,KUrl)));
  86     connect(m_view, SIGNAL(selectionChanged(KFileItemList)),
  87             m_extension, SIGNAL(selectionInfo(KFileItemList)));
  88     connect(m_view, SIGNAL(selectionChanged(KFileItemList)),
  89             this, SLOT(slotSelectionChanged(KFileItemList)));
  90     connect(m_view, SIGNAL(requestItemInfo(KFileItem)),
  91             this, SLOT(slotRequestItemInfo(KFileItem)));
  92     connect(m_view, SIGNAL(urlChanged(KUrl)),
  93             this, SLOT(slotUrlChanged(KUrl)));
  94     connect(m_view, SIGNAL(modeChanged()),
  95             this, SLOT(updateViewActions()));
  96     connect(m_view, SIGNAL(sortOrderChanged(Qt::SortOrder)),
  97             this, SLOT(slotSortOrderChanged(Qt::SortOrder)));
  98
  99     QClipboard* clipboard = QApplication::clipboard();
 100     connect(clipboard, SIGNAL(dataChanged()),
 101             this, SLOT(updatePasteAction()));
 102
 103     createActions();
 104     updateViewActions();
 105     slotSelectionChanged(KFileItemList()); // initially disable selection-dependent actions
 106
 107     // TODO provide the viewmode actions in the menu, merged with the existing view-mode-actions somehow
 108     // [Q_PROPERTY introspection?]
 109
 110     // TODO sort_by_* actions
 111     // TODO show_*_info actions
 112
 113     // TODO there was a "always open a new window" (when clicking on a directory) setting in konqueror
 114     // (sort of spacial navigation)
 115 }
 116
 117 DolphinPart::~DolphinPart()
 118 {
 119     delete m_dirLister;
 120 }
 121
 122 void DolphinPart::createActions()
 123 {
 124     QActionGroup* viewModeActions = new QActionGroup(this);
 125     viewModeActions->addAction(DolphinView::iconsModeAction(actionCollection()));
 126     viewModeActions->addAction(DolphinView::detailsModeAction(actionCollection()));
 127     viewModeActions->addAction(DolphinView::columnsModeAction(actionCollection()));
 128     connect(viewModeActions, SIGNAL(triggered(QAction*)), this, SLOT(slotViewModeActionTriggered(QAction*)));
 129
 130     KAction* renameAction = DolphinView::createRenameAction(actionCollection());
 131     connect(renameAction, SIGNAL(triggered()), m_view, SLOT(renameSelectedItems()));
 132
 133     KAction* moveToTrashAction = DolphinView::createMoveToTrashAction(actionCollection());
 134     connect(moveToTrashAction, SIGNAL(triggered(Qt::MouseButtons, Qt::KeyboardModifiers)),
 135             this, SLOT(slotTrashActivated(Qt::MouseButtons, Qt::KeyboardModifiers)));
 136
 137     KAction* deleteAction = DolphinView::createDeleteAction(actionCollection());
 138     connect(deleteAction, SIGNAL(triggered()), m_view, SLOT(deleteSelectedItems()));
 139
 140     KAction *editMimeTypeAction = actionCollection()->addAction( "editMimeType" );
 141     editMimeTypeAction->setText( i18nc("@action:inmenu Edit", "&Edit File Type..." ) );
 142     connect(editMimeTypeAction, SIGNAL(triggered()), SLOT(slotEditMimeType()));
 143
 144     KAction *propertiesAction = actionCollection()->addAction( "properties" );
 145     propertiesAction->setText( i18nc("@action:inmenu Edit", "Properties") );
 146     propertiesAction->setShortcut(Qt::ALT+Qt::Key_Return);
 147     connect(propertiesAction, SIGNAL(triggered()), SLOT(slotProperties()));
 148
 149     // View menu
 150
 151     // TODO sort_by_*
 152
 153     KAction* sortDescending = DolphinView::createSortDescendingAction(actionCollection());
 154     connect(sortDescending, SIGNAL(triggered()), m_view, SLOT(toggleSortOrder()));
 155
 156     // Go menu
 157
 158     KAction* newDirAction = DolphinView::createNewDirAction(actionCollection());
 159     connect(newDirAction, SIGNAL(triggered()), SLOT(createDir()));
 160
 161     QActionGroup* goActionGroup = new QActionGroup(this);
 162     connect(goActionGroup, SIGNAL(triggered(QAction*)),
 163             this, SLOT(slotGoTriggered(QAction*)));
 164
 165     createGoAction("go_applications", "start-here-kde",
 166                    i18nc("@action:inmenu Go", "App&lications"), QString("programs:/"),
 167                    goActionGroup);
 168     createGoAction("go_network_folders", "folder-remote",
 169                    i18nc("@action:inmenu Go", "&Network Folders"), QString("remote:/"),
 170                    goActionGroup);
 171     createGoAction("go_settings", "preferences-system",
 172                    i18nc("@action:inmenu Go", "Sett&ings"), QString("settings:/"),
 173                    goActionGroup);
 174     createGoAction("go_trash", "user-trash",
 175                    i18nc("@action:inmenu Go", "Trash"), QString("trash:/"),
 176                    goActionGroup);
 177     createGoAction("go_autostart", "",
 178                    i18nc("@action:inmenu Go", "Autostart"), KGlobalSettings::autostartPath(),
 179                    goActionGroup);
 180 }
 181
 182 void DolphinPart::createGoAction(const char* name, const char* iconName,
 183                                  const QString& text, const QString& url,
 184                                  QActionGroup* actionGroup)
 185 {
 186     KAction* action = actionCollection()->addAction(name);
 187     action->setIcon(KIcon(iconName));
 188     action->setText(text);
 189     action->setData(url);
 190     action->setActionGroup(actionGroup);
 191 }
 192
 193 void DolphinPart::slotGoTriggered(QAction* action)
 194 {
 195     const QString url = action->data().toString();
 196     emit m_extension->openUrlRequest(KUrl(url));
 197 }
 198
 199 void DolphinPart::slotSelectionChanged(const KFileItemList& selection)
 200 {
 201     const bool hasSelection = !selection.isEmpty();
 202     if (!hasSelection) {
 203         stateChanged("has_no_selection");
 204     } else {
 205         stateChanged("has_selection");
 206     }
 207
 208     QStringList actions;
 209     actions << "rename" << "move_to_trash" << "delete" << "editMimeType" << "properties";
 210     foreach(const QString& actionName, actions) {
 211         QAction* action = actionCollection()->action(actionName);
 212         Q_ASSERT(action);
 213         if (action) {
 214             action->setEnabled(hasSelection);
 215         }
 216     }
 217
 218     emit m_extension->enableAction("cut", hasSelection);
 219     emit m_extension->enableAction("copy", hasSelection);
 220 }
 221
 222 void DolphinPart::updatePasteAction()
 223 {
 224     QPair<bool, QString> pasteInfo = m_view->pasteInfo();
 225     emit m_extension->enableAction( "paste", pasteInfo.first );
 226     emit m_extension->setActionText( "paste", pasteInfo.second );
 227 }
 228
 229 void DolphinPart::updateViewActions()
 230 {
 231     QAction* action = actionCollection()->action(m_view->currentViewModeActionName());
 232     if (action != 0) {
 233         KToggleAction* toggleAction = static_cast<KToggleAction*>(action);
 234         toggleAction->setChecked(true);
 235     }
 236 }
 237
 238 KAboutData* DolphinPart::createAboutData()
 239 {
 240     return new KAboutData("dolphinpart", "dolphin", ki18nc("@title", "Dolphin Part"), "0.1");
 241 }
 242
 243 bool DolphinPart::openUrl(const KUrl& url)
 244 {
 245     const bool reload = arguments().reload();
 246     if (m_view->url() == url && !reload) { // DolphinView won't do anything in that case, so don't emit started
 247         return true;
 248     }
 249     setUrl(url); // remember it at the KParts level
 250     const QString prettyUrl = url.pathOrUrl();
 251     emit setWindowCaption(prettyUrl);
 252     emit m_extension->setLocationBarUrl(prettyUrl);
 253     emit started(0); // get the wheel to spin
 254     m_view->setUrl(url);
 255     if (reload)
 256         m_view->reload();
 257     return true;
 258 }
 259
 260 void DolphinPart::slotCompleted(const KUrl& url)
 261 {
 262     Q_UNUSED(url)
 263     emit completed();
 264 }
 265
 266 void DolphinPart::slotCanceled(const KUrl& url)
 267 {
 268     slotCompleted(url);
 269 }
 270
 271 void DolphinPart::slotInfoMessage(const QString& msg)
 272 {
 273     emit setStatusBarText(msg);
 274 }
 275
 276 void DolphinPart::slotErrorMessage(const QString& msg)
 277 {
 278     KMessageBox::error(m_view, msg);
 279 }
 280
 281 void DolphinPart::slotRequestItemInfo(const KFileItem& item)
 282 {
 283     emit m_extension->mouseOverInfo(item);
 284 }
 285
 286 void DolphinPart::slotItemTriggered(const KFileItem& item)
 287 {
 288     KParts::OpenUrlArguments args;
 289     args.setMimeType(item.mimetype());
 290
 291     // Ideally, konqueror should be changed to not require trustedSource for directory views,
 292     // since the idea was not to need BrowserArguments for non-browser stuff...
 293     KParts::BrowserArguments browserArgs;
 294     browserArgs.trustedSource = true;
 295
 296     // MMB click support.
 297     // TODO: this doesn't work, mouseButtons() is always 0.
 298     // Issue N176832 for the missing QAIV signal; task 177399
 299     kDebug() << QApplication::mouseButtons();
 300     if (QApplication::mouseButtons() & Qt::MidButton) {
 301         kDebug() << "MMB!!" << item.mimetype();
 302         if (item.mimeTypePtr()->is("inode/directory")) {
 303             emit m_extension->createNewWindow(item.url(), args);
 304         } else {
 305             kDebug() << "run()";
 306             item.run();
 307         }
 308     } else {
 309         // Left button. [Right button goes to slotOpenContextMenu before triggered can be emitted]
 310         kDebug() << "LMB";
 311         emit m_extension->openUrlRequest(item.url(), args, browserArgs);
 312     }
 313 }
 314
 315 void DolphinPart::slotOpenContextMenu(const KFileItem& _item, const KUrl&)
 316 {
 317     KParts::BrowserExtension::PopupFlags popupFlags = KParts::BrowserExtension::DefaultPopupItems
 318                                                       | KParts::BrowserExtension::ShowProperties
 319                                                       | KParts::BrowserExtension::ShowUrlOperations;
 320     // TODO KonqKfmIconView had if ( !rootItem->isWritable() )
 321     //            popupFlags |= KParts::BrowserExtension::NoDeletion;
 322
 323     KFileItem item(_item);
 324
 325     if (item.isNull()) { // viewport context menu
 326         popupFlags |= KParts::BrowserExtension::ShowNavigationItems | KParts::BrowserExtension::ShowUp;
 327         // TODO get m_dirLister->rootItem if possible. or via kdirmodel?
 328         // and use this as fallback:
 329         item = KFileItem( S_IFDIR, (mode_t)-1, url() );
 330     }
 331
 332     KParts::BrowserExtension::ActionGroupMap actionGroups;
 333     QList<QAction *> editActions;
 334
 335     if (!item.isNull()) { // only for context menu on one or more items
 336         // TODO if ( sMoving )
 337         editActions.append(actionCollection()->action("rename"));
 338
 339         bool addTrash = false;
 340         bool addDel = false;
 341
 342         // TODO if ( sMoving && !isIntoTrash && !isTrashLink )
 343         addTrash = true;
 344
 345         /* TODO if ( sDeleting ) */ {
 346             if ( !item.isLocalFile() )
 347                 addDel = true;
 348             else if (QApplication::keyboardModifiers() & Qt::ShiftModifier) {
 349                 addTrash = false;
 350                 addDel = true;
 351             }
 352             else {
 353                 KConfigGroup configGroup( KGlobal::config(), "KDE" );
 354                 if ( configGroup.readEntry( "ShowDeleteCommand", false) )
 355                     addDel = true;
 356             }
 357         }
 358
 359         if (addTrash)
 360             editActions.append(actionCollection()->action("move_to_trash"));
 361         if (addDel)
 362             editActions.append(actionCollection()->action("delete"));
 363         actionGroups.insert("editactions", editActions);
 364
 365         KFileItemList items; items.append(item);
 366         emit m_extension->popupMenu(QCursor::pos(),
 367                                     items,
 368                                     KParts::OpenUrlArguments(),
 369                                     KParts::BrowserArguments(),
 370                                     popupFlags,
 371                                     actionGroups);
 372     }
 373 }
 374
 375 void DolphinPart::slotViewModeActionTriggered(QAction* action)
 376 {
 377     const DolphinView::Mode mode = action->data().value<DolphinView::Mode>();
 378     m_view->setMode(mode);
 379 }
 380
 381 void DolphinPart::slotUrlChanged(const KUrl& url)
 382 {
 383     if (m_view->url() != url) {
 384         // If the view URL is not equal to 'url', then an inner URL change has
 385         // been done (e. g. by activating an existing column in the column view).
 386         openUrl(url);
 387         emit m_extension->openUrlNotify();
 388     }
 389 }
 390
 391 ////
 392
 393 void DolphinPartBrowserExtension::cut()
 394 {
 395     m_part->view()->cutSelectedItems();
 396 }
 397
 398 void DolphinPartBrowserExtension::copy()
 399 {
 400     m_part->view()->copySelectedItems();
 401 }
 402
 403 void DolphinPartBrowserExtension::paste()
 404 {
 405     m_part->view()->paste();
 406 }
 407
 408 ////
 409
 410 void DolphinPart::slotTrashActivated(Qt::MouseButtons, Qt::KeyboardModifiers modifiers)
 411 {
 412     // Note: kde3's konq_mainwindow.cpp used to check
 413     // reason == KAction::PopupMenuActivation && ...
 414     // but this isn't supported anymore
 415     if (modifiers & Qt::ShiftModifier)
 416         m_view->deleteSelectedItems();
 417     else
 418         m_view->trashSelectedItems();
 419 }
 420
 421 void DolphinPart::slotEditMimeType()
 422 {
 423     const KFileItemList items = m_view->selectedItems();
 424     if (!items.isEmpty()) {
 425         KonqOperations::editMimeType(items.first().mimetype(), m_view);
 426     }
 427 }
 428
 429 void DolphinPart::slotProperties()
 430 {
 431     const KFileItemList items = m_view->selectedItems();
 432     if (!items.isEmpty()) {
 433         KPropertiesDialog dialog(items.first().url(), m_view);
 434         dialog.exec();
 435     }
 436 }
 437
 438 void DolphinPart::createDir()
 439 {
 440     KonqOperations::newDir(m_view, url());
 441 }
 442
 443 void DolphinPart::slotSortOrderChanged(Qt::SortOrder order)
 444 {
 445     KToggleAction* descending = static_cast<KToggleAction*>(actionCollection()->action("descending"));
 446     const bool sortDescending = (order == Qt::DescendingOrder);
 447     descending->setChecked(sortDescending);
 448 }
 449
 450 #include "dolphinpart.moc"